    //从当前页面的url地址中获取参数数据
function getRequest() {
        var url = location.search; //获取url中"?"符后的字串
        var theRequest = new Object();
        if(url.indexOf("?") != -1) {
            var str = url.substr(1);
            strs = str.split("&");
            for(var i = 0; i < strs.length; i++) {
                theRequest[strs[i].split("=")[0]] = unescape(strs[i].split("=")[1]);
            }
        }
        return theRequest;
}
var request = getRequest();